#1 copper is the 2nd most financially rewarding kind of scrap copper to trade-in. For being categorized as #1, the copper needs to be comprised of bus bars, clippings, commutator segments and scrap wire of at the least one/16th of an inch in diameter. It also needs to be clear https://shanemurww.suomiblog.com/detailed-notes-on-copper-wire-scrap-rate-47778874